[jira] (SPARK-19411) Remove the metadata used to mark optional columns in merged Parquet schema for filter predicate pushdown

[Liang-Chi Hsieh (JIRA)]

Title: Message Title

Liang-Chi Hsieh created an issue   Spark / SPARK-19411 Remove the metadata used to mark optional columns in merged Parquet schema for filter predicate pushdown Issue Type: Improvement Assignee: Unassigned Created: 31/Jan/17 13:46 Priority: Major Reporter: Liang-Chi Hsieh There is a metadata introduced before to mark the optional columns in merged Parquet schema for filter predicate pushdown. As we upgrade to Parquet 1.8.2 which includes the fix for the pushdown of optional columns, we don't need this metadata now. Add Comment   This message was sent by Atlassian JIRA (v6.3.15#6346-sha1:dbc023d)